如何根据中文表名匹配对应的Mysql表名,用Java语言实现
时间: 2024-05-03 22:19:54 浏览: 5
可以使用Java的JDBC API中的DatabaseMetaData类的getTables()方法,通过传入catalog(数据库名)和schema(数据库模式)参数来获取对应的表名。具体实现如下:
```java
import java.sql.*;
import java.util.ArrayList;
import java.util.List;
public class MysqlTableMatcher {
private static String driver = "com.mysql.jdbc.Driver";
private static String url = "jdbc:mysql://localhost:3306/test";
private static String username = "root";
private static String password = "";
public static void main(String[] args) {
String chineseTableName = "用户信息表";
String mysqlTableName = matchTableName(chineseTableName);
System.out.println(chineseTableName + " 对应的Mysql表名为:" + mysqlTableName);
}
public static String matchTableName(String chineseTableName) {
Connection conn = null;
PreparedStatement pstmt = null;
ResultSet rs = null;
String result = "";
try {
Class.forName(driver);
conn = DriverManager.getConnection(url, username, password);
DatabaseMetaData metaData = conn.getMetaData();
rs = metaData.getTables(null, null, null, new String[]{"TABLE"});
List<String> tableNames = new ArrayList<>();
while (rs.next()) {
tableNames.add(rs.getString("TABLE_NAME"));
}
for (String tableName : tableNames) {
if (chineseTableName.equals(matchTableColumn(tableName))) {
result = tableName;
break;
}
}
} catch (ClassNotFoundException | SQLException e) {
e.printStackTrace();
} finally {
if (rs != null) {
try {
rs.close();
} catch (SQLException e) {
e.printStackTrace();
}
}
if (pstmt != null) {
try {
pstmt.close();
} catch (SQLException e) {
e.printStackTrace();
}
}
if (conn != null) {
try {
conn.close();
} catch (SQLException e) {
e.printStackTrace();
}
}
}
return result;
}
private static String matchTableColumn(String tableName) {
// 实现根据表名匹配中文表名,这里只是简单的示例方法
switch (tableName) {
case "user_info":
return "用户信息表";
case "order_info":
return "订单信息表";
default:
return "";
}
}
}
```
其中,matchTableColumn()方法需要自行实现根据表名匹配中文表名的逻辑,这里只是简单的示例方法。